That is a misquote.
http://www.nytimes.com/2014/02/23/opinion/sunday/friedman-how-to-get-a-job-at-google.html?_r=0 says:
“As high as 14 percent on some teams” does not necessarily mean 14% of the whole company.
Also, it is rather likely that those without formal college education are self-educated to equivalent or higher levels of skill in something that is desired from an employee.